meshagent | 2024-12-03_0aa9dc10bf05ec4c4d4b9baa5cbb6f1f_ismagent_ryuk_sliver

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General

Target

2024-12-03_0aa9dc10bf05ec4c4d4b9baa5cbb6f1f_ismagent_ryuk_sliver
Size

2.9MB
MD5

0aa9dc10bf05ec4c4d4b9baa5cbb6f1f
SHA1

6f157cb52d687a9b960bf67aa2448fc7e5d2db17
SHA256

cfc9778f772c8c8daa33a520e3adbfa7fad6b33ee0d5dd104f5580eaf52eed82
SHA512

cb36426922341cf3586caa15cbf05982df8ed9df4cc4faccb1c9ac4e3c193a17ac04cc4c0987bcf6f6223c07e6ff3055be3d1d00b963fb65495887916179e13d
SSDEEP

49152:iiQagHg5EVhwQd+qrW+i1w+Tqc0KxZbDOCwMDbyeKw3FGMFvfjPW21I3iIJn:3g7hRdj9iMlHBSFBWZn

Score

10^/10

test meshagent

Malware Config

Extracted

Family

meshagent

Version

Botnet

test

http://heimdall.hostedhero.com:443/agent.ashx

Attributes

mesh_id
0x4E4070D78AFFA88AFDD57BD66456CDBE2034549498474E2723BF29A67E0608F067A66207C3C42FCD04E348988CD8E892
server_id
316B450D4320A8D7AF354D9F06DF347C98693E4AA9014FC7CFEF9940F3F338B0853FADD2076DF2D06D5810331C87BF50
wss
wss://heimdall.hostedhero.com:443/agent.ashx

Signatures

Detects MeshAgent payload 1 IoCs

Processes:

resource	yara_rule
sample	family_meshagent

Meshagent family
meshagent

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
2024-12-03_0aa9dc10bf05ec4c4d4b9baa5cbb6f1f_ismagent_ryuk_sliver

Files

2024-12-03_0aa9dc10bf05ec4c4d4b9baa5cbb6f1f_ismagent_ryuk_sliver
.exe windows:6 windows x64 arch:x64

f754045ac67ee24c42eeef8caebed961

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\MeshAgent\MeshAgent\Release\MeshService64.pdb

Imports

dbghelp

MiniDumpWriteDump
SymFromAddr
StackWalk64
SymInitialize
SymFunctionTableAccess64
SymGetLineFromAddr64
SymGetModuleBase64

iphlpapi

GetAdaptersAddresses
SendARP
ConvertLengthToIpv4Mask
GetAdaptersInfo

ws2_32

send
getsockname
WSASocketW
recv
ioctlsocket
WSAGetLastError
ntohl
WSASetLastError
listen
closesocket
bind
accept
__WSAFDIsSet
setsockopt
socket
sendto
getsockopt
recvfrom
connect
shutdown
WSAIoctl
GetAddrInfoW
WSAResetEvent
WSAEventSelect
WSAStartup
WSACreateEvent
WSACloseEvent
select
ntohs
gethostname
htonl
htons
WSACleanup
FreeAddrInfoW

crypt32

CryptAcquireCertificatePrivateKey
CertAddEncodedCertificateToStore
CryptMsgClose
CryptMsgUpdate
CryptExportPublicKeyInfo
CertCreateSelfSignCertificate
CertFreeCertificateContext
CryptMsgOpenToEncode
CertAddCertificateContextToStore
PFXExportCertStore
CryptSignAndEncodeCertificate
CertCloseStore
CertStrToNameA
CryptMsgGetParam
CryptEncodeObject
CertSetCertificateContextProperty
CertFindCertificateInStore
CryptMsgCalculateEncodedLength
CertOpenStore
CertStrToNameW
CertGetCertificateContextProperty
CertEnumCertificatesInStore
CertDuplicateCertificateContext
CertDeleteCertificateFromStore

version

VerQueryValueA
GetFileVersionInfoSizeW
GetFileVersionInfoW

gdiplus

GdipGetImageEncoders
GdipCloneImage
GdiplusStartup
GdipAlloc
GdipDisposeImage
GdipFree
GdipGetImageEncodersSize
GdipSaveImageToStream
GdiplusShutdown
GdipLoadImageFromStream

ncrypt

NCryptFinalizeKey
BCryptOpenAlgorithmProvider
NCryptOpenStorageProvider
NCryptCreatePersistedKey
NCryptFreeObject
NCryptSetProperty
BCryptCloseAlgorithmProvider
BCryptGenRandom

kernel32

RtlLookupFunctionEntry
GetStartupInfoW
RtlUnwindEx
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
GetFullPathNameW
GetStdHandle
WriteFile
LoadLibraryExA
GetModuleFileNameW
GetSystemPowerStatus
OpenProcess
MultiByteToWideChar
Sleep
GetLastError
CloseHandle
GetCurrentDirectoryW
SetCurrentDirectoryW
GetProcAddress
CreateProcessW
FreeLibrary
WideCharToMultiByte
WaitForSingleObject
GetCurrentThreadId
GetModuleHandleA
CreateThread
QueueUserAPC
OpenThread
ReadFile
LoadLibraryA
SleepEx
SetSystemPowerState
GetCurrentProcess
SetThreadExecutionState
HeapFree
HeapAlloc
GetProcessHeap
TlsGetValue
GetSystemTime
FileTimeToSystemTime
QueryPerformanceFrequency
SystemTimeToTzSpecificLocalTime
QueryPerformanceCounter
ReleaseSemaphore
CreateSemaphoreA
CancelIo
FindFirstFileW
FindNextFileW
RemoveDirectoryW
GetFinalPathNameByHandleW
GetDriveTypeA
SetFilePointer
FindFirstVolumeA
FindClose
CreateFileW
GetVolumePathNamesForVolumeNameA
GetFileAttributesExW
ReadDirectoryChangesW
FindNextVolumeA
FindVolumeClose
GetDiskFreeSpaceExA
CreateEventA
GetModuleHandleExA
WaitForMultipleObjectsEx
CreateNamedPipeA
DisconnectNamedPipe
CreateFileA
CancelIoEx
LocalFree
ConnectNamedPipe
SetConsoleOutputCP
IsDebuggerPresent
GetTempPathW
CancelSynchronousIo
SetEvent
RtlVirtualUnwind
ResetEvent
GetThreadId
SetEnvironmentVariableA
GetCurrentProcessId
GetEnvironmentStrings
FreeEnvironmentStringsA
CopyFileW
RtlCaptureContext
SuspendThread
ResumeThread
DuplicateHandle
GetTickCount64
GetCurrentThread
GetOverlappedResult
GetThreadContext
TerminateProcess
WTSGetActiveConsoleSessionId
GetExitCodeProcess
SetEndOfFile
DeleteFileW
SetFilePointerEx
SetConsoleCtrlHandler
FreeConsole
SetLastError
GetFileType
EncodePointer
SwitchToFiber
DeleteFiber
CreateFiber
GetSystemTimeAsFileTime
ConvertFiberToThread
ConvertThreadToFiber
GetEnvironmentVariableW
GetConsoleMode
ReadConsoleA
ReadConsoleW
SetConsoleMode
TlsSetValue
TlsFree
LoadLibraryExW
ExitProcess
GetModuleHandleExW
CreateDirectoryW
GetConsoleCP
MoveFileExW
SetEnvironmentVariableW
GetTimeZoneInformation
SetStdHandle
GetDriveTypeW
PeekNamedPipe
GetCommandLineA
GetCommandLineW
GetACP
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetStringTypeW
HeapReAlloc
FlushFileBuffers
WriteConsoleW
GetCPInfo
FindFirstFileExW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
WaitForSingleObjectEx
InitializeSListHead
IsValidCodePage
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
RaiseException
HeapSize
RtlPcToFileHeader
SystemTimeToFileTime
GetModuleHandleW

user32

GetWindowPlacement
ShowWindow
SetWindowPlacement
SetWindowTextA
GetDlgItem
DialogBoxParamW
EnableWindow
MessageBeep
ExitWindowsEx
GetUserObjectInformationA
EnumDisplayMonitors
GetSystemMetrics
SetThreadDesktop
GetThreadDesktop
CloseDesktop
GetMonitorInfoA
OpenInputDesktop
GetMessageA
GetMessageExtraInfo
GetProcessWindowStation
SetWindowTextW
DestroyWindow
GetDC
PostMessageA
GetIconInfo
GetCursorInfo
MapVirtualKeyA
GetForegroundWindow
DefWindowProcA
CreateWindowExA
TranslateMessage
UnregisterClassA
DrawIconEx
SetWinEventHook
RegisterClassExA
UnhookWinEvent
SetForegroundWindow
ReleaseDC
SendInput
SetProcessDPIAware
GetUserObjectInformationW
LoadCursorA
EndDialog
MessageBoxW
DispatchMessageA

gdi32

CreateCompatibleBitmap
BitBlt
StretchBlt
DeleteDC
GetObjectA
DeleteObject
GetDIBits
CreateCompatibleDC
SelectObject
SetStretchBltMode

advapi32

StartServiceCtrlDispatcherA
CryptGetProvParam
CryptSetHashParam
CryptEnumProvidersW
CryptSignHashW
CryptDestroyHash
CryptCreateHash
CryptDecrypt
CryptExportKey
RegDeleteValueA
RegCreateKeyW
RegOpenKeyExA
RegSetValueExA
RegQueryValueExA
RegDeleteKeyA
RegCloseKey
OpenProcessToken
InitiateSystemShutdownA
LookupPrivilegeValueA
AdjustTokenPrivileges
CryptReleaseContext
RegSetValueExW
CryptDestroyKey
InitializeSecurityDescriptor
SetEntriesInAclA
SetSecurityDescriptorDacl
DuplicateTokenEx
CreateProcessAsUserW
SetTokenInformation
OpenServiceA
CheckTokenMembership
FreeSid
StartServiceA
ControlService
RegisterServiceCtrlHandlerExA
OpenSCManagerA
SetServiceStatus
AllocateAndInitializeSid
CloseServiceHandle
QueryServiceStatus
CryptAcquireContextW
DeregisterEventSource
RegisterEventSourceW
ReportEventW
CryptGetUserKey

shell32

ShellExecuteExW

ole32

CoCreateInstance
CoUninitialize
CoInitializeEx
CreateStreamOnHGlobal

oleaut32

SysStringLen
SysFreeString
SysAllocString

Sections

.text
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 792KB - Virtual size: 792KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 19KB - Virtual size: 179KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 100KB - Virtual size: 99KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 196B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

Files

f754045ac67ee24c42eeef8caebed961

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

dbghelp

iphlpapi

ws2_32

crypt32

version

gdiplus

ncrypt

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

Sections

.text Size: 1.9MB - Virtual size: 1.9MB

.rdata Size: 792KB - Virtual size: 792KB

.data Size: 19KB - Virtual size: 179KB

.pdata Size: 100KB - Virtual size: 99KB

.gfids Size: 512B - Virtual size: 196B

.rsrc Size: 18KB - Virtual size: 18KB

.reloc Size: 19KB - Virtual size: 18KB

.text
Size: 1.9MB - Virtual size: 1.9MB

.rdata
Size: 792KB - Virtual size: 792KB

.data
Size: 19KB - Virtual size: 179KB

.pdata
Size: 100KB - Virtual size: 99KB

.gfids
Size: 512B - Virtual size: 196B

.rsrc
Size: 18KB - Virtual size: 18KB

.reloc
Size: 19KB - Virtual size: 18KB